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      <div class="body-wrap"><article id="post-hello-world" class="article article-type-post" itemscope itemprop="blogPost">
  
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      Hello World
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        <p>Welcome to <a href="https://hexo.io/" target="_blank" rel="external">Hexo</a>! This is your very first post. Check <a href="https://hexo.io/docs/" target="_blank" rel="external">documentation</a> for more info. If you get any problems when using Hexo, you can find the answer in <a href="https://hexo.io/docs/troubleshooting.html" target="_blank" rel="external">troubleshooting</a> or you can ask me on <a href="https://github.com/hexojs/hexo/issues" target="_blank" rel="external">GitHub</a>.</p>
<h2 id="Quick-Start"><a href="#Quick-Start" class="headerlink" title="Quick Start"></a>Quick Start</h2><figure class="highlight css"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br></pre></td><td class="code"><pre><span class="line">@<span class="keyword">font-face</span> &#123;</span><br><span class="line">  <span class="attribute">font-family</span>: Chunkfive; <span class="attribute">src</span>: <span class="built_in">url</span>(<span class="string">'Chunkfive.otf'</span>);</span><br><span class="line">&#125;</span><br><span class="line"></span><br><span class="line"><span class="selector-tag">body</span>, <span class="selector-class">.usertext</span> &#123;</span><br><span class="line">  <span class="attribute">color</span>: <span class="number">#F0F0F0</span>; <span class="attribute">background</span>: <span class="number">#600</span>;</span><br><span class="line">  <span class="attribute">font-family</span>: Chunkfive, sans;</span><br><span class="line">&#125;</span><br><span class="line"></span><br><span class="line">@<span class="keyword">import</span> url(print.css);</span><br><span class="line">@<span class="keyword">media</span> print &#123;</span><br><span class="line">  <span class="selector-tag">a</span><span class="selector-attr">[href^=http]</span><span class="selector-pseudo">::after</span> &#123;</span><br><span class="line">    <span class="attribute">content</span>: <span class="built_in">attr</span>(href)</span><br><span class="line">  &#125;</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure>
<h3 id="Create-a-new-post"><a href="#Create-a-new-post" class="headerlink" title="Create a new post"></a>Create a new post</h3><figure class="highlight scss"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br><span class="line">45</span><br><span class="line">46</span><br><span class="line">47</span><br><span class="line">48</span><br><span class="line">49</span><br><span class="line">50</span><br><span class="line">51</span><br><span class="line">52</span><br><span class="line">53</span><br><span class="line">54</span><br><span class="line">55</span><br><span class="line">56</span><br><span class="line">57</span><br><span class="line">58</span><br><span class="line">59</span><br><span class="line">60</span><br><span class="line">61</span><br><span class="line">62</span><br><span class="line">63</span><br><span class="line">64</span><br><span class="line">65</span><br><span class="line">66</span><br><span class="line">67</span><br><span class="line">68</span><br><span class="line">69</span><br><span class="line">70</span><br><span class="line">71</span><br><span class="line">72</span><br><span class="line">73</span><br></pre></td><td class="code"><pre><span class="line">@<span class="keyword">import</span> <span class="string">"compass/reset"</span>;</span><br><span class="line"></span><br><span class="line"><span class="comment">// variables</span></span><br><span class="line"><span class="variable">$colorGreen</span>: <span class="number">#008000</span>;</span><br><span class="line"><span class="variable">$colorGreenDark</span>: darken(<span class="variable">$colorGreen</span>, <span class="number">10</span>);</span><br><span class="line"></span><br><span class="line">@<span class="keyword">mixin</span> container &#123;</span><br><span class="line">    <span class="attribute">max-width</span>: <span class="number">980px</span>;</span><br><span class="line">&#125;</span><br><span class="line"></span><br><span class="line"><span class="comment">// mixins with parameters</span></span><br><span class="line">@<span class="keyword">mixin</span> button(<span class="variable">$color</span>:green) &#123;</span><br><span class="line">    @<span class="keyword">if</span> (<span class="variable">$color</span> == green) &#123;</span><br><span class="line">        <span class="attribute">background-color</span>: <span class="number">#008000</span>;</span><br><span class="line">    &#125;</span><br><span class="line">    @<span class="keyword">else</span> if (<span class="variable">$color</span> == red) &#123;</span><br><span class="line">        <span class="attribute">background-color</span>: <span class="number">#B22222</span>;</span><br><span class="line">    &#125;</span><br><span class="line">&#125;</span><br><span class="line"></span><br><span class="line"><span class="selector-tag">button</span> &#123;</span><br><span class="line">    @<span class="keyword">include</span> button(red);</span><br><span class="line">&#125;</span><br><span class="line"></span><br><span class="line"><span class="selector-tag">div</span>,</span><br><span class="line"><span class="selector-class">.navbar</span>,</span><br><span class="line"><span class="selector-id">#header</span>,</span><br><span class="line"><span class="selector-tag">input</span><span class="selector-attr">[type="input"]</span> &#123;</span><br><span class="line">    <span class="attribute">font-family</span>: <span class="string">"Helvetica Neue"</span>, Arial, sans-serif;</span><br><span class="line">    <span class="attribute">width</span>: auto;</span><br><span class="line">    <span class="attribute">margin</span>: <span class="number">0</span> auto;</span><br><span class="line">    <span class="attribute">display</span>: block;</span><br><span class="line">&#125;</span><br><span class="line"></span><br><span class="line"><span class="selector-class">.row-12</span> &gt; <span class="selector-attr">[class*="spans"]</span> &#123;</span><br><span class="line">    <span class="attribute">border-left</span>: <span class="number">1px</span> solid <span class="number">#B5C583</span>;</span><br><span class="line">&#125;</span><br><span class="line"></span><br><span class="line"><span class="comment">// nested definitions</span></span><br><span class="line"><span class="selector-tag">ul</span> &#123;</span><br><span class="line">    <span class="attribute">width</span>: <span class="number">100%</span>;</span><br><span class="line">    <span class="attribute">padding</span>: &#123;</span><br><span class="line">        left: <span class="number">5px</span>; <span class="attribute">right</span>: <span class="number">5px</span>;</span><br><span class="line">    &#125;</span><br><span class="line">  <span class="selector-tag">li</span> &#123;</span><br><span class="line">      <span class="attribute">float</span>: left; <span class="attribute">margin-right</span>: <span class="number">10px</span>;</span><br><span class="line">      <span class="selector-class">.home</span> &#123;</span><br><span class="line">          <span class="attribute">background</span>: url(<span class="string">'http://placehold.it/20'</span>) scroll no-repeat <span class="number">0</span> <span class="number">0</span>;</span><br><span class="line">    &#125;</span><br><span class="line">  &#125;</span><br><span class="line">&#125;</span><br><span class="line"></span><br><span class="line"><span class="selector-class">.banner</span> &#123;</span><br><span class="line">    @<span class="keyword">extend</span> .container;</span><br><span class="line">&#125;</span><br><span class="line"></span><br><span class="line"><span class="selector-tag">a</span> &#123;</span><br><span class="line">  <span class="attribute">color</span>: <span class="variable">$colorGreen</span>;</span><br><span class="line">  &amp;:hover &#123; <span class="attribute">color</span>: <span class="variable">$colorGreenDark</span>; &#125;</span><br><span class="line">  &amp;:visited &#123; <span class="attribute">color</span>: <span class="number">#c458cb</span>; &#125;</span><br><span class="line">&#125;</span><br><span class="line"></span><br><span class="line">@<span class="keyword">for</span> <span class="variable">$i</span> from 1 through 5 &#123;</span><br><span class="line">    <span class="selector-class">.span</span>#&#123;<span class="variable">$i</span>&#125; &#123;</span><br><span class="line">        <span class="attribute">width</span>: <span class="number">20px</span>*<span class="variable">$i</span>;</span><br><span class="line">    &#125;</span><br><span class="line">&#125;</span><br><span class="line"></span><br><span class="line">@<span class="keyword">mixin</span> mobile &#123;</span><br><span class="line">  @<span class="keyword">media</span> screen and (max-width : 600px) &#123;</span><br><span class="line">    @<span class="keyword">content</span>;</span><br><span class="line">  &#125;</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure>
<p>More info: <a href="https://hexo.io/docs/writing.html" target="_blank" rel="external">Writing</a></p>
<h3 id="Run-server"><a href="#Run-server" class="headerlink" title="Run server"></a>Run server</h3><figure class="highlight c++"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta">#<span class="meta-keyword">include</span> <span class="meta-string">&lt;iostream&gt;</span></span></span><br><span class="line"></span><br><span class="line"><span class="function"><span class="keyword">int</span> <span class="title">main</span><span class="params">(<span class="keyword">int</span> argc, <span class="keyword">char</span> *argv[])</span> </span>&#123;</span><br><span class="line"></span><br><span class="line">  <span class="comment">/* An annoying "Hello World" example */</span></span><br><span class="line">  <span class="keyword">for</span> (<span class="keyword">auto</span> i = <span class="number">0</span>; i &lt; <span class="number">0xFFFF</span>; i++)</span><br><span class="line">    <span class="built_in">cout</span> &lt;&lt; <span class="string">"Hello, World!"</span> &lt;&lt; <span class="built_in">endl</span>;</span><br><span class="line"></span><br><span class="line">  <span class="keyword">char</span> c = <span class="string">'\n'</span>;</span><br><span class="line">  <span class="built_in">unordered_map</span> &lt;<span class="built_in">string</span>, <span class="built_in">vector</span>&lt;<span class="built_in">string</span>&gt; &gt; m;</span><br><span class="line">  m[<span class="string">"key"</span>] = <span class="string">"\\\\"</span>; <span class="comment">// this is an error</span></span><br><span class="line"></span><br><span class="line">  <span class="keyword">return</span> <span class="number">-2e3</span> + <span class="number">12l</span>;</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure>
<p>More info: <a href="https://hexo.io/docs/server.html" target="_blank" rel="external">Server</a></p>
<h3 id="Generate-static-files"><a href="#Generate-static-files" class="headerlink" title="Generate static files"></a>Generate static files</h3><figure class="highlight js"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br></pre></td><td class="code"><pre><span class="line"><span class="function"><span class="keyword">function</span> $initHighlight(<span class="params">block, cls</span>) </span>&#123;</span><br><span class="line">  <span class="keyword">try</span> &#123;</span><br><span class="line">    <span class="keyword">if</span> (cls.search(<span class="regexp">/\bno\-highlight\b/</span>) != <span class="number">-1</span>)</span><br><span class="line">      <span class="keyword">return</span> process(block, <span class="literal">true</span>, <span class="number">0x0F</span>) +</span><br><span class="line">             <span class="string">` class="<span class="subst">$&#123;cls&#125;</span>"`</span>;</span><br><span class="line">  &#125; <span class="keyword">catch</span> (e) &#123;</span><br><span class="line">    <span class="comment">/* handle exception */</span></span><br><span class="line">  &#125;</span><br><span class="line">  <span class="keyword">for</span> (<span class="keyword">var</span> i = <span class="number">0</span> / <span class="number">2</span>; i &lt; classes.length; i++) &#123;</span><br><span class="line">    <span class="keyword">if</span> (checkCondition(classes[i]) === <span class="literal">undefined</span>)</span><br><span class="line">      <span class="built_in">console</span>.log(<span class="string">'undefined'</span>);</span><br><span class="line">  &#125;</span><br><span class="line">&#125;</span><br><span class="line"></span><br><span class="line"><span class="keyword">export</span>  $initHighlight;</span><br></pre></td></tr></table></figure>
<p>More info: <a href="https://hexo.io/docs/generating.html" target="_blank" rel="external">Generating</a></p>
<h3 id="Deploy-to-remote-sites"><a href="#Deploy-to-remote-sites" class="headerlink" title="Deploy to remote sites"></a>Deploy to remote sites</h3><figure class="highlight objc"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta">#import <span class="meta-string">&lt;UIKit/UIKit.h&gt;</span></span></span><br><span class="line"><span class="meta">#import <span class="meta-string">"Dependency.h"</span></span></span><br><span class="line"></span><br><span class="line"><span class="class"><span class="keyword">@protocol</span> <span class="title">WorldDataSource</span></span></span><br><span class="line"><span class="keyword">@optional</span></span><br><span class="line">- (<span class="built_in">NSString</span>*)worldName;</span><br><span class="line"><span class="keyword">@required</span></span><br><span class="line">- (<span class="built_in">BOOL</span>)allowsToLive;</span><br><span class="line"><span class="keyword">@end</span></span><br><span class="line"></span><br><span class="line"><span class="keyword">@property</span> (<span class="keyword">nonatomic</span>, <span class="keyword">readonly</span>) <span class="built_in">NSString</span> *title;</span><br><span class="line">- (<span class="keyword">IBAction</span>) show;</span><br><span class="line"><span class="keyword">@end</span></span><br></pre></td></tr></table></figure>
<p>More info: <a href="https://hexo.io/docs/deployment.html" target="_blank" rel="external">Deployment</a></p>

      
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        <p><span>本文标题:</span><a href="/2016/05/21/hello-world/">Hello World</a></p>
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        <p><span>发布时间:</span>2016-05-21, 11:25:06</p>
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